Nobu IRIS Owner's Manual page 16

Malfunction analy sis
Phenomenon
N o fan blowed
out from air
conditioner
Set tempera-
ture can' t be
ad usted.
There' s off
avour
There' s abnor-
mal sound du-
ring operation
ou can heard
water owing
sound
ou can heard
the sound of
" PAPA"
Troubleshooting
● hether air outlet or air inlet is
blocked
● nder heating mode, whether
indoor temperature is reached
to set temperature
● hether heating mode is sta
rted up ust now
● hether evaporator is defros
ted (observe it by pulling out
the lter)
● hether the unit operates un
der auto mode
● hether the required temper
ature e ceeds the temperature
setting range
● There's off avour source in
the room, such as furniture,
cigarette etc.
● hether the unit is interfered
by thunder, radio, etc
● hether the unit is turned on
or turned off ust now
● hether the unit is turned on
or turned off ust now
● liminate the obstacles.
● Indoor unit will stop blowing
fan after reachingto set
temperature.
● In order to prevent cold air,
air conditioner will delay for a
while to be started up, which
is the normal phenomenon.
● It s the normal phenomenon.
Air conditioner is defrosting.
After defrosting is nished, it
will resume operation.
● Temperature can t be ad us
ted under auto mode.
● Temperature emperature set
ting range: 16°C 30°C .
● liminate the off avour
source.
● Clean the lter.
● Disconnect power, put thro
ugh the power again, and
then turn on the unit again.
● There's owing sound of ref
rigerant inside the air condit-
ioner, which is the normal
phenomenon.
● eat e pansion or shrinkage
for the panel due to change
of temperature, which cause
friction sound.
14
Solution